// Constructor
internal EventHandlerDelegate(PlaybackSession session, Tuning tuning, OverlaySurface overlaySurface, UserInterface userInterface)
{
_tuning = tuning;
_session = session;
_overlaySurface = overlaySurface;
_userInterface = userInterface;
_eKeyboardHandler = null;
_eChannelChangeHandler = null;
}
// Constructor
internal UserInterface(ItvApp.AddIn addin)
{
_addin = addin;
_overlaySurface = _addin.OverlaySurface;
_videoSurface = _addin.VideoSurface;
_tuning = _addin.Tuning;
_session = _addin.Session;
// create the object to receive keyboard hits.
_eventHandler = new EventHandlerDelegate(_session, _tuning, _overlaySurface, this);
// create a new audiostreamswticher
_audioStreamSwitcher = new AudioStreamSwitcher(addin);
}
// Initilize method to uninitialize the members
public void Uninitialize()
{
_description = null;
// delete the overlaySurface.
if (null != _overlaySurface)
{
_overlaySurface.Visible = false;
_overlaySurface.Free();
_overlaySurface = null;
}
if (null != _videoSurface)
{
_videoSurface = null;
}
// remove the Tuning object
if (null != _tuning)
{
_tuning = null;
}
// remove the event handler object
if (null != _eventHandler)
{
_eventHandler.UnInitialize();
_eventHandler = null;
}
// delete the session object
if (null != _session)
{
_session = null;
}
// delete the AudioStreamSwitcher
if (null != _audioStreamSwitcher)
{
_audioStreamSwitcher.Uninitialize();
_audioStreamSwitcher = null;
}
}
